From dc912f45d764c20370a186e6a008bf844620b734 Mon Sep 17 00:00:00 2001
From: "R. RyanTM" <ryantm-bot@ryantm.com>
Date: Tue, 19 Jan 2021 23:58:43 +0000
Subject: [PATCH 1/2] link-grammar: 5.8.0 -> 5.8.1

---
 pkgs/tools/text/link-grammar/default.nix | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/pkgs/tools/text/link-grammar/default.nix b/pkgs/tools/text/link-grammar/default.nix
index d3ecc519a5f..e243206a114 100644
--- a/pkgs/tools/text/link-grammar/default.nix
+++ b/pkgs/tools/text/link-grammar/default.nix
@@ -1,14 +1,14 @@
 { lib, stdenv, fetchurl, pkg-config, python3, sqlite, libedit, zlib }:
 
 stdenv.mkDerivation rec {
-  version = "5.8.0";
+  version = "5.8.1";
   pname = "link-grammar";
 
   outputs = [ "bin" "out" "dev" "man" ];
 
   src = fetchurl {
     url = "http://www.abisource.com/downloads/${pname}/${version}/${pname}-${version}.tar.gz";
-    sha256 = "1v8ngx77nachxln68xpvyw2lh7z59pzsi99h8j0mnrm0gjsacrdd";
+    sha256 = "sha256-EcT/VR+lFpJX2sxXUIDGOwdceQ7awpmEqUZBoJk7UFs=";
   };
 
   nativeBuildInputs = [ pkg-config python3 ];

From db28fc965bb946fcb96972789c4376e2cb9cfbad Mon Sep 17 00:00:00 2001
From: Jan Tojnar <jtojnar@gmail.com>
Date: Wed, 20 Jan 2021 10:24:43 +0100
Subject: [PATCH 2/2] link-grammar: Improve

- Add meta.changelog
- Correct license
- Run tests
- Add quick smoke test to passthru.tests
---
 pkgs/tools/text/link-grammar/default.nix | 29 ++++++++++++++++++++----
 1 file changed, 25 insertions(+), 4 deletions(-)

diff --git a/pkgs/tools/text/link-grammar/default.nix b/pkgs/tools/text/link-grammar/default.nix
index e243206a114..b5cfdcbfc0c 100644
--- a/pkgs/tools/text/link-grammar/default.nix
+++ b/pkgs/tools/text/link-grammar/default.nix
@@ -1,6 +1,8 @@
-{ lib, stdenv, fetchurl, pkg-config, python3, sqlite, libedit, zlib }:
+{ lib, stdenv, fetchurl, pkg-config, python3, sqlite, libedit, zlib, runCommand, dieHook }:
 
-stdenv.mkDerivation rec {
+let
+
+link-grammar = stdenv.mkDerivation rec {
   version = "5.8.1";
   pname = "link-grammar";
 
@@ -18,11 +20,30 @@ stdenv.mkDerivation rec {
     "--disable-java-bindings"
   ];
 
+  doCheck = true;
+
+  passthru.tests = {
+    quick = runCommand "link-grammar-quick-test" {
+      buildInputs = [
+        link-grammar
+        dieHook
+      ];
+    } ''
+      echo "Furiously sleep ideas green colorless." | link-parser en | grep "No complete linkages found." || die "Grammaticaly invalid sentence was parsed."
+      echo "Colorless green ideas sleep furiously." | link-parser en | grep "Found .* linkages." || die "Grammaticaly valid sentence was not parsed."
+      touch $out
+    '';
+  };
+
   meta = with lib; {
     description = "A Grammar Checking library";
     homepage = "https://www.abisource.com/projects/link-grammar/";
-    license = licenses.lgpl21;
+    changelog = "https://github.com/opencog/link-grammar/blob/link-grammar-${version}/ChangeLog";
+    license = licenses.lgpl21Only;
     maintainers = with maintainers; [ jtojnar ];
     platforms = platforms.unix;
   };
-}
+};
+
+in
+  link-grammar